class AddIndexSimilarityAsins < ActiveRecord::Migration
  def self.up
    add_index :similarity_asins,:asin_id
    add_index :similarity_asins,:similarity_asin_id
  end

  def self.down
    remove_index :similarity_asins,:asin_id
    remove_index :similarity_asins,:similarity_asin_id
  end
end
